There are Samba threads on this.  I posted a few pix in this one (page 2).
https://www.thesamba.com/vw/forum/viewtopic.php?t=275775&postdays=0&postorder=asc&highlight=handle&start=20

Drill your holes SHALLOW so you don't hit the wires.  You will love the assist in climbing up.
Stephen
    On Thursday, May 27, 2021, 11:34:12 AM EDT, Manny Melo <manuel.melo.jr@gmail.com> wrote:  
 
 Hi Guys, Check these out:
https://www.syncrotimes.com/shop/vanagon-oh-shit-handle

> On May 27, 2021, at 6:19 AM, Eric Caron <ericcaron96@comcast.net> wrote:
> 
> Hi guys,
> 
> I have a handle and the wedges from Jim Felder some time ago.  I have not installed yet but my driver has requested it.  Her short size makes the step a challenge and she pulls on the steering wheel to get in.
> 
> But, I noticed that after I got the used parts that GW now sells the wedges and the handle.  They also talk about extensive directions with the kit on how to do problem free.
> 
> Perhaps the directions include a video or are at least on the site. 
> 
> I hope that helps.
> 
> Eric Caron 
> Driver handle on my  to do list.
> 
> 
> 
>> On May 27, 2021, at 3:53 AM, Loren Busch <starwagen@GMAIL.COM> wrote:
>> 
>> RE: Drivers Side Grab Handle
>> I just did exactly that!!  Rather I had it done.
>> First thing is getting one.  Be very sure you get ALL the parts!!  The base
>> that goes under the handle, two of them, can be hard to find.
>> Second, and this is VERY important, you have to be very careful when
>> drilling the holes to mount it.  There are a bunch of wires in that A
>> column that you don't want to catch with your drill.  And even worse, the
>> screws that hold everything in place are longer than they need to be and
>> they can catch the wires also.  That is what happened when mine was mounted
>> but fortunately I had a top notch Vanagon mechanic doing the work and he
>> was able to snake in a new wire.
>> The several times I have been in and out of my Westy since the handle
>> really helps my old body, getting in was starting to be a problem.  Problem
>> solved.